Copyright

© ANPEC Electronics Corp.

Rev. B.10 - Nov., 2012

APL1085

www.anpec.com.tw

3

Note 3 : See thermal regulation specifications for changes in output voltage due to heating effects. Load and line regulations are

measured at a constant junction temperature by low duty cycle pulse testing.

Electrical Characteristics (Cont.)

APL1085

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Dropout Voltage

∆V

°C

-

1.3

1.4

V

=25°C

=125°C

4.5

3.5

6.0

5.0

-

Current Limit

=25°C

=125°C

5.0

4.0

6.5

5.5

-

A

Adjust Pin Current

°C

-

60

120

µA

∆I

ADJ

Adjust Pin Current Change

APL1085

1.5V

≤ (V

≤5.75V, 10mA≤ I

OUT

≤ 3A

-

0.2

5

µA

Minimum Load Current

APL1085

1.5V

≤ (V

≤5.75V, T

J

=0∼125°C

-

2

10

mA

Quiescent Current

APL1085-33

-

8

13

mA

PSRR

Ripple Rejection

µF, Tant, (V

60

-

-

dB

Long -Term Stability

=125°C, 1000Hrs.

-

0.03

1.0

%

=25°C, 10Hz≤F≤10kHz

-

0.003

-

%

θ

JC

Thermal Resistance Junction to

Case

-

-

3.0

°C/ W

Typical Application Circuit

*Required for stability

APL

* R1 is typically in range of 100

Ω to 120Ω

(2.75V~7V)

APL1085

V

IN

+

10µ F

C

1

(1.250V/ 3A)

Solid Tantalum

C

2*

V

OUT

+

(5V)

APL1085

V

IN

+

10µ F

C

1

(3.3V/ 3A)

V

OUT

Solid Tantalum

C

2*

+

R1

R2

R1/(R1+R2)=1.250V/3.3V

Typical Regulator

5V to 3.3V Regulator